National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Groton / New London, Groton / New London Airport (KGON)

Lat: 41.33°NLon: 72.05°WElev: 10ft.

Fair

66°F

19°C

Humidity 84%
Wind Speed S 7 mph
Barometer 29.85 in (1010.8 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 17 Jun 8:56 am EDT
Extended Forecast for

Uncasville-Oxoboxo Valley CT

  • Today

    Today: Sunny, with a high near 76. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 59. South wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 76. South wind 9 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.

    High: 76 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 65. West wind 6 to 11 mph, with gusts as high as 23 mph.

    Low: 65 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 79. West wind 8 to 13 mph, with gusts as high as 23 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Clear, with a low around 62.

    Low: 62 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 76. Calm wind becoming south 5 to 9 mph in the afternoon.
Tonight
Increasing clouds, with a low around 59. South wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 76. South wind 9 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.
Thursday Night
Partly cloudy, with a low around 65. West wind 6 to 11 mph, with gusts as high as 23 mph.
Juneteenth
Mostly sunny, with a high near 79. West wind 8 to 13 mph, with gusts as high as 23 mph.
Friday Night
Clear, with a low around 62.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 83.
Sunday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 61.
Monday
Showers likely. Partly sunny, with a high near 78. Chance of precipitation is 60%.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Uncasville-Oxoboxo Valley CT
 41.44°N 72.12°W (Elev. 138 ft)
Last Update:
3:08 am EDT Jun 17, 2026
Forecast Valid:
9am EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation